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Flexible Products - Flex Couplings

Flex Couplings are an affordable and durable option for reducing vibration and stress in an exhaust system.

Our slip-fit Interlock Liner style Flex Couplings feature 100% 304 Stainless Steel construction and including the end caps, and provide a smooth and uninterrupted flow for high temperature exhaust gasses. Each Interlock Liner... Read More

  • 1.750" ID x 4" Long Flex Coupling (Interlock Liner) 304 Stainless | Ace Race Parts
    Save 20% Save %

    1.750" ID x 4" Long Flex Coupling (Interlock Liner) 304 Stainless

    SKU 24202
    $ 18.50
    $ 18.50 - $ 18.50
    $ 18.50
    $ 14.80
    $ 14.80 - $ 14.80
    $ 14.80
    25+ in stock

    The Ace Race Parts brand of 100% 304 Stainless Steel Interlock Liner style Flex Couplings are great for reducing vibration and stress in your exha...

    View full details
  • 1.750" ID x 6" Long Flex Coupling (Interlock Liner) 304 Stainless - Ace Race Parts

    1.750" ID x 6" Long Flex Coupling (Interlock Liner) 304 Stainless

    SKU 24213
    $ 24.25 - $ 24.25
    $ 24.25
    $ 24.25 - $ 24.25
    $ 24.25
    25+ in stock

    The Ace Race Parts brand of 100% 304 Stainless Steel Interlock Liner style Flex Couplings are great for reducing vibration and stress in your exha...

    View full details
  • 1.750" ID x 8" Long Flex Coupling (Interlock Liner) 304 Stainless | Ace Race Parts

    1.750" ID x 8" Long Flex Coupling (Interlock Liner) 304 Stainless

    SKU 24224
    $ 30.70 - $ 30.70
    $ 30.70
    $ 30.70 - $ 30.70
    $ 30.70
    25+ in stock

    The Ace Race Parts brand of 100% 304 Stainless Steel Interlock Liner style Flex Couplings are great for reducing vibration and stress in your exha...

    View full details
  • 1.750" ID x 10" Long Flex Coupling (Interlock Liner) 304 Stainless | Ace Race Parts

    1.750" ID x 10" Long Flex Coupling (Interlock Liner) 304 Stainless

    SKU 24235
    $ 35.68 - $ 35.68
    $ 35.68
    $ 35.68 - $ 35.68
    $ 35.68
    25+ in stock

    The Ace Race Parts brand of 100% 304 Stainless Steel Interlock Liner style Flex Couplings are great for reducing vibration and stress in your exha...

    View full details
  • 2.000" ID x 4" Long Flex Coupling (Interlock Liner) 304 Stainless | Ace Race Parts

    2.000" ID x 4" Long Flex Coupling (Interlock Liner) 304 Stainless

    SKU 24203
    $ 19.66 - $ 19.66
    $ 19.66
    $ 19.66 - $ 19.66
    $ 19.66
    Only 12 left!

    The Ace Race Parts brand of 100% 304 Stainless Steel Interlock Liner style Flex Couplings are great for reducing vibration and stress in your exha...

    View full details
  • 2.000" ID x 6" Long Flex Coupling (Interlock Liner) 304 Stainless | Ace Race Parts
    Sold out

    2.000" ID x 6" Long Flex Coupling (Interlock Liner) 304 Stainless

    SKU 24214
    $ 25.34 - $ 25.34
    $ 25.34
    $ 25.34 - $ 25.34
    $ 25.34
    Out of stock

    The Ace Race Parts brand of 100% 304 Stainless Steel Interlock Liner style Flex Couplings are great for reducing vibration and stress in your exha...

    View full details
  • 2.000" ID x 8" Long Flex Coupling (Interlock Liner) 304 Stainless | Ace Race Parts

    2.000" ID x 8" Long Flex Coupling (Interlock Liner) 304 Stainless

    SKU 24225
    $ 31.87 - $ 31.87
    $ 31.87
    $ 31.87 - $ 31.87
    $ 31.87
    25+ in stock

    The Ace Race Parts brand of 100% 304 Stainless Steel Interlock Liner style Flex Couplings are great for reducing vibration and stress in your exha...

    View full details
  • 2.000" ID x 10" Long Flex Coupling (Interlock Liner) 304 Stainless | Ace Race Parts

    2.000" ID x 10" Long Flex Coupling (Interlock Liner) 304 Stainless

    SKU 24236
    $ 41.12 - $ 41.12
    $ 41.12
    $ 41.12 - $ 41.12
    $ 41.12
    25+ in stock

    The Ace Race Parts brand of 100% 304 Stainless Steel Interlock Liner style Flex Couplings are great for reducing vibration and stress in your exha...

    View full details
  • 2.250" ID x 4" Long Flex Coupling (Interlock Liner) 304 Stainless | Ace Race Parts

    2.250" ID x 4" Long Flex Coupling (Interlock Liner) 304 Stainless

    SKU 24204
    $ 21.14 - $ 21.14
    $ 21.14
    $ 21.14 - $ 21.14
    $ 21.14
    25+ in stock

    The Ace Race Parts brand of 100% 304 Stainless Steel Interlock Liner style Flex Couplings are great for reducing vibration and stress in your exha...

    View full details
  • 2.250" ID x 6" Long Flex Coupling (Interlock Liner) 304 Stainless | Ace Race Parts

    2.250" ID x 6" Long Flex Coupling (Interlock Liner) 304 Stainless

    SKU 24215
    $ 28.45 - $ 28.45
    $ 28.45
    $ 28.45 - $ 28.45
    $ 28.45
    Only 8 left!

    The Ace Race Parts brand of 100% 304 Stainless Steel Interlock Liner style Flex Couplings are great for reducing vibration and stress in your exha...

    View full details
  • 2.250" ID x 8" Long Flex Coupling (Interlock Liner) 304 Stainless | Ace Race Parts

    2.250" ID x 8" Long Flex Coupling (Interlock Liner) 304 Stainless

    SKU 24226
    $ 36.25 - $ 36.25
    $ 36.25
    $ 36.25 - $ 36.25
    $ 36.25
    25+ in stock

    The Ace Race Parts brand of 100% 304 Stainless Steel Interlock Liner style Flex Couplings are great for reducing vibration and stress in your exha...

    View full details
  • 2.500" ID x 4" Long Flex Coupling (Interlock Liner) 304 Stainless | Ace Race Parts
    Sold out

    2.500" ID x 4" Long Flex Coupling (Interlock Liner) 304 Stainless

    SKU 24205
    $ 23.32 - $ 23.32
    $ 23.32
    $ 23.32 - $ 23.32
    $ 23.32
    Out of stock

    The Ace Race Parts brand of 100% 304 Stainless Steel Interlock Liner style Flex Couplings are great for reducing vibration and stress in your exha...

    View full details
  • 2.500" ID x 6" Long Flex Coupling (Interlock Liner) 304 Stainless | Ace Race Parts

    2.500" ID x 6" Long Flex Coupling (Interlock Liner) 304 Stainless

    SKU 24216
    $ 28.45 - $ 28.45
    $ 28.45
    $ 28.45 - $ 28.45
    $ 28.45
    25+ in stock

    The Ace Race Parts brand of 100% 304 Stainless Steel Interlock Liner style Flex Couplings are great for reducing vibration and stress in your exha...

    View full details
  • 2.500" ID x 8" Long Flex Coupling (Interlock Liner) 304 Stainless | Ace Race Parts

    2.500" ID x 8" Long Flex Coupling (Interlock Liner) 304 Stainless

    SKU 24227
    $ 36.25 - $ 36.25
    $ 36.25
    $ 36.25 - $ 36.25
    $ 36.25
    25+ in stock

    The Ace Race Parts brand of 100% 304 Stainless Steel Interlock Liner style Flex Couplings are great for reducing vibration and stress in your exha...

    View full details
  • 3.000" ID x 4" Long Flex Coupling (Interlock Liner) 304 Stainless | Ace Race Parts

    3.000" ID x 4" Long Flex Coupling (Interlock Liner) 304 Stainless

    SKU 24206
    $ 24.95 - $ 24.95
    $ 24.95
    $ 24.95 - $ 24.95
    $ 24.95
    25+ in stock

    The Ace Race Parts brand of 100% 304 Stainless Steel Interlock Liner style Flex Couplings are great for reducing vibration and stress in your exha...

    View full details
  • 3.000" ID x 6" Long Flex Coupling (Interlock Liner) 304 Stainless | Ace Race Parts

    3.000" ID x 6" Long Flex Coupling (Interlock Liner) 304 Stainless

    SKU 24217
    $ 34.59 - $ 34.59
    $ 34.59
    $ 34.59 - $ 34.59
    $ 34.59
    25+ in stock

    The Ace Race Parts brand of 100% 304 Stainless Steel Interlock Liner style Flex Couplings are great for reducing vibration and stress in your exha...

    View full details
  • 3.000" ID x 8" Long Flex Coupling (Interlock Liner) 304 Stainless | Ace Race Parts

    3.000" ID x 8" Long Flex Coupling (Interlock Liner) 304 Stainless

    SKU 24228
    $ 43.84 - $ 43.84
    $ 43.84
    $ 43.84 - $ 43.84
    $ 43.84
    25+ in stock

    The Ace Race Parts brand of 100% 304 Stainless Steel Interlock Liner style Flex Couplings are great for reducing vibration and stress in your exha...

    View full details
  • 3.500" ID x 6" Long Flex Coupling (Interlock Liner) 304 Stainless | Ace Race Parts
    Sold out

    3.500" ID x 6" Long Flex Coupling (Interlock Liner) 304 Stainless

    SKU 24219
    $ 36.75 - $ 36.75
    $ 36.75
    $ 36.75 - $ 36.75
    $ 36.75
    Out of stock

    The Ace Race Parts brand of 100% 304 Stainless Steel Interlock Liner style Flex Couplings are great for reducing vibration and stress in your exha...

    View full details
  • 4.000" ID x 6" Long Flex Coupling (Interlock Liner) 304 Stainless | Ace Race Parts
    Sold out

    4.000" ID x 6" Long Flex Coupling (Interlock Liner) 304 Stainless

    SKU 24220
    $ 43.00 - $ 43.00
    $ 43.00
    $ 43.00 - $ 43.00
    $ 43.00
    Out of stock

    The Ace Race Parts brand of 100% 304 Stainless Steel Interlock Liner style Flex Couplings are great for reducing vibration and stress in your exha...

    View full details
  • 1.750" ID x 4" Long Flex Coupling (Inner Braid) 304 Stainless - Ace Race Parts
    Save 35% Save %

    1.750" ID x 4" Long Flex Coupling (Inner Braid) 304 Stainless

    SKU 24102
    $ 16.00
    $ 16.00 - $ 16.00
    $ 16.00
    $ 10.40
    $ 10.40 - $ 10.40
    $ 10.40
    25+ in stock

    Our braided flex couplings are great for reducing vibration and stress in your exhaust system. They feature both a stainless braided external and i...

    View full details
  • 1.750" ID x 6" Long Flex Coupling (Inner Braid) 304 Stainless - Ace Race Parts
    Save 35% Save %

    1.750" ID x 6" Long Flex Coupling (Inner Braid) 304 Stainless

    SKU 24002
    $ 18.00
    $ 18.00 - $ 18.00
    $ 18.00
    $ 11.70
    $ 11.70 - $ 11.70
    $ 11.70
    25+ in stock

    Our braided flex couplings are great for reducing vibration and stress in your exhaust system. They feature both a stainless braided external and i...

    View full details
  • 1.750" ID x 8" Long Flex Coupling (Inner Braid) 304 Stainless - Ace Race Parts
    Save 35% Save %

    1.750" ID x 8" Long Flex Coupling (Inner Braid) 304 Stainless

    SKU 24302
    $ 23.15
    $ 23.15 - $ 23.15
    $ 23.15
    $ 15.05
    $ 15.05 - $ 15.05
    $ 15.05
    25+ in stock

    Our braided flex couplings are great for reducing vibration and stress in your exhaust system. They feature both a stainless braided external and i...

    View full details
  • 1.750" ID x 10" Long Flex Coupling (Inner Braid) 304 Stainless - Ace Race Parts
    Save 35% Save %

    1.750" ID x 10" Long Flex Coupling (Inner Braid) 304 Stainless

    SKU 24313
    $ 26.93
    $ 26.93 - $ 26.93
    $ 26.93
    $ 17.50
    $ 17.50 - $ 17.50
    $ 17.50
    25+ in stock

    Our braided flex couplings are great for reducing vibration and stress in your exhaust system. These 1.75" couplers feature both a stainless braide...

    View full details
  • 2.000" ID x 4" Long Flex Coupling (Inner Braid) 304 Stainless - Ace Race Parts
    Save 35% Save %

    2.000" ID x 4" Long Flex Coupling (Inner Braid) 304 Stainless

    SKU 24103
    $ 17.00
    $ 17.00 - $ 17.00
    $ 17.00
    $ 11.05
    $ 11.05 - $ 11.05
    $ 11.05
    25+ in stock

    Our braided flex couplings are great for reducing vibration and stress in your exhaust system. They feature both a stainless braided external and i...

    View full details
  • 2.000" ID x 6" Long Flex Coupling (Inner Braid) 304 Stainless - Ace Race Parts
    Save 35% Save %

    2.000" ID x 6" Long Flex Coupling (Inner Braid) 304 Stainless

    SKU 24003
    $ 19.24
    $ 19.24 - $ 19.24
    $ 19.24
    $ 12.51
    $ 12.51 - $ 12.51
    $ 12.51
    Only 11 left!

    Our braided flex couplings are great for reducing vibration and stress in your exhaust system. They feature both a stainless braided external and i...

    View full details
  • 2.000" ID x 8" Long Flex Coupling (Inner Braid) 304 Stainless - Ace Race Parts
    Save 35% Save %

    2.000" ID x 8" Long Flex Coupling (Inner Braid) 304 Stainless

    SKU 24303
    $ 24.33
    $ 24.33 - $ 24.33
    $ 24.33
    $ 15.82
    $ 15.82 - $ 15.82
    $ 15.82
    Only 24 left!

    Our braided flex couplings are great for reducing vibration and stress in your exhaust system. They feature both a stainless braided external and i...

    View full details
  • 2.000" ID x 10" Long Flex Coupling (Inner Braid) 304 Stainless - Ace Race Parts
    Save 35% Save %

    2.000" ID x 10" Long Flex Coupling (Inner Braid) 304 Stainless

    SKU 24314
    $ 32.73
    $ 32.73 - $ 32.73
    $ 32.73
    $ 21.28
    $ 21.28 - $ 21.28
    $ 21.28
    25+ in stock

    Our braided flex couplings are great for reducing vibration and stress in your exhaust system. They feature both a stainless braided external and i...

    View full details
  • 2.250" ID x 4" Long Flex Coupling (Inner Braid) 304 Stainless - Ace Race Parts
    Sold out

    2.250" ID x 4" Long Flex Coupling (Inner Braid) 304 Stainless

    SKU 24104
    $ 19.00
    $ 19.00 - $ 19.00
    $ 19.00
    $ 12.35
    $ 12.35 - $ 12.35
    $ 12.35
    Out of stock

    Our braided flex couplings are great for reducing vibration and stress in your exhaust system. They feature both a stainless braided external and i...

    View full details
  • 2.250" ID x 6" Long Flex Coupling (Inner Braid) 304 Stainless - Ace Race Parts
    Save 35% Save %

    2.250" ID x 6" Long Flex Coupling (Inner Braid) 304 Stainless

    SKU 24004
    $ 21.20
    $ 21.20 - $ 21.20
    $ 21.20
    $ 13.78
    $ 13.78 - $ 13.78
    $ 13.78
    Only 21 left!

    Our braided flex couplings are great for reducing vibration and stress in your exhaust system. They feature both a stainless braided external and i...

    View full details
  • 2.250" ID x 8" Long Flex Coupling (Inner Braid) 304 Stainless - Ace Race Parts
    Save 35% Save %

    2.250" ID x 8" Long Flex Coupling (Inner Braid) 304 Stainless

    SKU 24304
    $ 26.28
    $ 26.28 - $ 26.28
    $ 26.28
    $ 17.08
    $ 17.08 - $ 17.08
    $ 17.08
    25+ in stock

    Our braided flex couplings are great for reducing vibration and stress in your exhaust system. They feature both a stainless braided external and i...

    View full details
  • 2.500" ID x 6" Long Flex Coupling (Inner Braid) 304 Stainless - Ace Race Parts
    Save 35% Save %

    2.500" ID x 6" Long Flex Coupling (Inner Braid) 304 Stainless

    SKU 24005
    $ 23.00
    $ 23.00 - $ 23.00
    $ 23.00
    $ 14.95
    $ 14.95 - $ 14.95
    $ 14.95
    Only 16 left!

    Our braided flex couplings are great for reducing vibration and stress in your exhaust system. They feature both a stainless braided external and i...

    View full details
  • 2.500" ID x 8" Long Flex Coupling (Inner Braid) 304 Stainless - Ace Race Parts
    Save 35% Save %

    2.500" ID x 8" Long Flex Coupling (Inner Braid) 304 Stainless

    SKU 24305
    $ 28.70
    $ 28.70 - $ 28.70
    $ 28.70
    $ 18.66
    $ 18.66 - $ 18.66
    $ 18.66
    Only 25 left!

    Our braided flex couplings are great for reducing vibration and stress in your exhaust system. They feature both a stainless braided external and i...

    View full details
  • 3.000" ID x 8" Long Flex Coupling (Inner Braid) 304 Stainless - Ace Race Parts
    Sold out

    3.000" ID x 8" Long Flex Coupling (Inner Braid) 304 Stainless

    SKU 24306
    $ 33.52
    $ 33.52 - $ 33.52
    $ 33.52
    $ 21.79
    $ 21.79 - $ 21.79
    $ 21.79
    Out of stock

    Our braided flex couplings are great for reducing vibration and stress in your exhaust system. They feature both a stainless braided external and i...

    View full details
  • 3.500" ID x 6" Long Flex Coupling (Inner Braid) 304 Stainless - Ace Race Parts
    Save 35% Save %

    3.500" ID x 6" Long Flex Coupling (Inner Braid) 304 Stainless

    SKU 24008
    $ 34.00
    $ 34.00 - $ 34.00
    $ 34.00
    $ 22.10
    $ 22.10 - $ 22.10
    $ 22.10
    Only 19 left!

    Our braided flex couplings are great for reducing vibration and stress in your exhaust system. They feature both a stainless braided external and i...

    View full details
  • 4.000" ID x 6" Long Flex Coupling (Inner Braid) 304 Stainless - Ace Race Parts
    Sold out

    4.000" ID x 6" Long Flex Coupling (Inner Braid) 304 Stainless

    SKU 24009
    $ 42.00
    $ 42.00 - $ 42.00
    $ 42.00
    $ 27.30
    $ 27.30 - $ 27.30
    $ 27.30
    Out of stock

    Our braided flex couplings are great for reducing vibration and stress in your exhaust system. They feature both a stainless braided external and i...

    View full details
  • Vibrant 1.750" TurboFlex Coupling 304 Stainless (60404) - Ace Race Parts
    Save 27% Save %

    Vibrant 1.750" TurboFlex Coupling 304 Stainless (60404)

    SKU 60404
    $ 27.99
    $ 27.99 - $ 27.99
    $ 27.99
    $ 20.50
    $ 20.50 - $ 20.50
    $ 20.50
    Only 2 left!

    Vibrant Performance flexible couplings are engineered to isolate vibration generated by your vehicle's engine, thereby relieving stress on the exha...

    View full details
  • Vibrant 2.000" Standard Flex Coupling (Braided) 304 Stainless (62606) - Ace Race Parts
    Save 24% Save %

    Vibrant 2.000" Standard Flex Coupling (Braided) 304 Stainless (62606)

    SKU 62606
    $ 24.99
    $ 24.99 - $ 24.99
    $ 24.99
    $ 18.95
    $ 18.95 - $ 18.95
    $ 18.95
    Only 1 left!

    Vibrant Performance flexible couplings are engineered to isolate vibration generated by your vehicle's engine, thereby relieving stress on the exha...

    View full details
  • Vibrant 2.000" Standard Flex Coupling (Braided) 304 Stainless (62610) - Ace Race Parts
    Sold out

    Vibrant 2.000" Standard Flex Coupling (Braided) 304 Stainless (62610)

    SKU 62610
    $ 29.95
    $ 29.95 - $ 29.95
    $ 29.95
    $ 22.95